Question

22.
Assertion (A): For total internal reflection, angle of incidence in rarer medium must
be greater than critical angle for the pair of media in contact.
1 .
Reason (R): ur , where the symbols have their standard meaning
W sin C
a) Both A and R are true and R is the correct explanation of the A.
b) Both A and R are true but R is not the correct explanation of the A.
c) A is true But R is false
d'A is false But R is true​

Answer 1

Answer:

d

Explanation:

t I r comes when incident ray is greater than critical angle in denser medium